Tuna Hot Snack

Prep: 10 min Cook: 10 min Serves: 6 Cuisine: American

Tuna Hot Snack offers a savory combination of flaked tuna, tangy mustard, horseradish, and Parmesan cheese, baked in crispy croustades. Perfect as an appetizer or party finger food, it delivers bold flavors and a satisfying crunch for seafood lovers and entertaining hosts alike.

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Ingredients

  • 1 (6 1/2 oz.) can tuna
  • 1/2 tsp. prepared mustard
  • 2 tsp. grated horseradish
  • Parmesan cheese
  • 1/2 cup salad dressing
  • 1 tsp. Worcestershire sauce
  • 6 croustades or shells

Instructions

  1. Flake the tuna and mix it with salad dressing, prepared mustard, Worcestershire sauce, and grated horseradish.
  2. Fill the croustades or shells with the tuna mixture.
  3. Top each with grated Parmesan cheese.
  4. Bake in a moderate oven until golden brown.

Tips & Substitutions

For a creamier texture, consider using mayonnaise instead of salad dressing. You can also swap the prepared mustard for Dijon mustard for a bit more flavor. If you prefer a bit of heat, add a dash of hot sauce to the tuna mixture. Make sure to bake until the cheese is bubbly and golden for the best results.

Serving Suggestions

These Tuna Hot Snacks make excellent appetizers for any gathering. Serve them alongside a fresh green salad or pair with a dipping sauce for added flavor. They also go well with other seafood recipes, like Crab Dip Spectacular, creating a delightful spread for your guests.

Storage & Reheating

Store any leftovers in an airtight container in the refrigerator for up to 2 days. To reheat, place the filled croustades on a baking sheet and warm them in a preheated oven at 350°F until heated through, about 10-15 minutes. Avoid microwaving, as it can make the shells soggy.

Nutrition & Diet Analysis (per serving)

Each serving of Tuna Hot Snack contains roughly 88 calories, with 1g protein, 5g carbohydrates, and 7g fat.

88 kcal 4% DV
Protein Fat Carbs

Macronutrients

Protein 1.3g 3% DV
Total Fat 7.2g 9% DV
Carbs 4.9g 2% DV
Fiber 0.6g 2% DV
Sugar 2.8g 6% DV

Electrolytes

Sodium 403.3mg 18% DV
Potassium 154.7mg 3% DV
Cholesterol 1.3mg

Vitamins & Minerals

Vitamin A 7.8mcg 1% DV
Vitamin C 7.4mg 8% DV
Vitamin D 0mcg
Calcium 35.2mg 3% DV
Iron 0.8mg 4% DV
Diet fit Keto-friendly Under 400 cal
Contains Milk Fish

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use fresh tuna instead of canned?

Yes, you can use fresh tuna, but it will require cooking and flaking it first. Make sure to season it well and adjust the other ingredients accordingly to enhance the flavor. Canned tuna is convenient and offers a consistent taste, but fresh can elevate your dish.

What can I substitute for Worcestershire sauce?

If you don't have Worcestershire sauce, you can use soy sauce mixed with a splash of vinegar or lemon juice as a substitute. This will give a similar umami flavor. You could also consider using balsamic vinegar for a sweeter touch, but adjust the quantity to taste.

Can I make this recipe ahead of time?

Absolutely! You can prepare the tuna mixture a day in advance and store it in the refrigerator. When you're ready to serve, simply fill the croustades and bake. This makes it an excellent choice for entertaining or meal prep.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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